How to Install Kernel 5.11 from Source on Ubuntu 20.10

January 15, 2021 | By the+gnu+linux+evangelist | Filed in: Tutorial.

GNU/Linux Ubuntu 20.10 Building Kernel 5.11 from Source Code Guide

Hi! The Tutorial Shows You Step-by-step How to Build and Install a New Custom Kernel 5.11 from Source Code in Ubuntu 20.10 Groovy GNU/Linux.

Especially relevant: this Ubuntu 20.10 Kernel 5.11 Setup make use of the latest Linux Kernel Source Code.

Again this tutorial make it the Easy Way and so is intended especially for Beginners.

Eventually, a very good Alternative is represented by the ready made XanMod and Liquorix Kernel Setup.

Important to know how this Setup does Not change your existing System and so in any case you will be able to startup with the current Kernel from the Grub Splash Screen.

For further advanced Kernel Configuration instructions you may see the Linux Kernel Documentation.

Finally, for a Non Bootable System before see How to chroot on Ubuntu GNU/Linux Tutorial.

How to Install Kernel 5.11 from Source on Ubuntu 20.10
  1. 1. Installing Requirements

    Open a Terminal Shell emulator window
    (Press “Enter” to Execute Commands)

     - Open Terminal
    First, Upgrade Ubuntu System with:
    sudo apt update && sudo apt upgrade
    Authenticate with the User Admin Pass.
    If Got “User is Not in Sudoers file” then see: How to Enable sudo.

    How-to Quick-Start with Command Line on Ubuntu GNU/Linux

    Command Line Ubuntu Linux QuickStart Guide
    Reboot:
    sudo reboot now
    And then play:
    sudo apt install build-essential libncurses5-dev fakeroot xz-utils libelf-dev
  2. 2. Making Target Directory

    Now make the Target Folder
    With:

    mkdir ~/kernel

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